Coneflower Seeds (100 seeds) 4-12 hrs of Sun Sprouts in 10-15 Days Ideal Temperature: 65-90 F Seed Depth: 1/8" Plant Spacing: 8-10" Frost Hardy Flowers attract butterflies and hummingbirds in summer. Perennial that attracts all kinds of pollinators. Flowers all season long. No need to deadhead Zones 3-9 Collected Summer 2025 Plant in the late Fall, after the frost, or you can start indoors 6-8 weeks before your final frost date, after a period of 8-12 weeks of cold moist stratification. Or if planted in early spring (after the final frost), coneflowers will germinate in about three to four weeks. Sow seeds on the surface of the soil and press them down firmly. Don't scatter any soil over top, and ensure the seeds receive plenty of sunlight, at least four hours a day. Reasonable offers are welcomed and considered.